Added post-install helper script for Win32 release.

etc/utils/win32/post-install-helper/make.cmd

@@ -0,0 +1,6 @@
+@echo off
+cd /d "%~dp0"
+if exist "bin" rmdir /s /q "bin"
+mkdir "bin"
+"%NSIS3_HOME%\makensis.exe" /V4 /INPUTCHARSET UTF8 post-install-launcher.nsi
+pause

etc/utils/win32/post-install-helper/post-install-launcher.nsi

@@ -0,0 +1,67 @@
+!include FileFunc.nsh
+!include WinVer.nsh
+
+Unicode true
+XPStyle on
+ManifestSupportedOS all
+RequestExecutionLevel user
+AutoCloseWindow true
+InstallColors FFD74A 000000
+ShowInstDetails show
+
+OutFile "bin\post-install-launcher.exe"
+Icon "post-install-launcher.ico"
+ChangeUI all "${NSISDIR}\Contrib\UIs\sdbarker_tiny.exe"
+
+Caption "Almost there..."
+SubCaption 1 " "
+SubCaption 2 " "
+SubCaption 3 " "
+SubCaption 4 " "
+
+!macro PrintStatusMessage message
+	SetDetailsPrint both
+	DetailPrint "${message}"
+	SetDetailsPrint listonly
+	Sleep 333
+!macroend
+
+Section ""
+	!insertmacro PrintStatusMessage "Detecting operating system, please wait..."
+	${IfNot} ${AtLeastBuild} 7601
+		MessageBox MB_ICONSTOP|MB_TOPMOST "This application runs on Windows 7 (SP1) or later!"
+		ExecShell "open" "https://support.microsoft.com/en-us/windows/install-windows-7-service-pack-1-sp1-b3da2c0f-cdb6-0572-8596-bab972897f61"
+		Quit
+	${EndIf}
+
+	!insertmacro PrintStatusMessage "Detecting installed .NET Framework version, please wait..."
+	SetRegView 32
+	ClearErrors
+	ReadRegDWORD $0 HKLM 'SOFTWARE\WOW6432Node\Microsoft\NET Framework Setup\NDP\v4\Full' 'Release'
+	${IfNot} ${Errors}
+		DetailPrint "Installed release: $0"
+		${IfThen} $0 >= 528040 ${|} Goto launch_application ${|}
+	${Else}
+		DetailPrint ".NET Framework not found!"
+	${Endif}
+
+	!insertmacro PrintStatusMessage "Installing .NET Framework 4.8, please wait..."
+	${Do}
+		ClearErrors
+		${If} ${AtLeastBuild} 19042
+			ExecShellWait /ALLOWERRORUI "runas" "$EXEDIR\ndp481-web.exe" /passive
+		${Else}
+			ExecShellWait /ALLOWERRORUI "runas" "$EXEDIR\ndp48-web.exe"  /passive
+		${EndIf}
+		${IfNot} ${Errors}
+		${OrIf} ${Cmd} `MessageBox MB_ICONEXCLAMATION|MB_RETRYCANCEL|MB_TOPMOST "Failed to launch .NET Framework installer!" IDCANCEL`
+			${ExitDo}
+		${EndIf}
+	${Loop}
+
+launch_application:
+	!insertmacro PrintStatusMessage "Launching the application, please wait..."
+	${GetParent} $EXEDIR $1
+	SetOutPath "$1"
+	ExecShell /ALLOWERRORUI "open" "$OUTDIR\slunkcrypt-gui.exe"
+SectionEnd